Sierra Flame by Amantii 6" Through The Roof Adapter Kit for Boston Series Gas Fireplaces h40.5 show them our 1/2" Black

show them our 1/2" Black luster fire glass 2

Use when penetrating a joist

Ultra-Quiet Operation – Built with the most quiet and reliable components in the industry

21" burner sizes

Sierra Flame by Amantii 6" Through The Roof Adapter Kit for Boston Series Gas Fireplaces h40.5 show them our 1/2" BlackSierra Flame by Amantii through the roof adapter kit is made for use with Boston series gas fireplaces. Features Includes two adapters 4 Inch flex to 4 Inch hard adapter 4 Inch hard to 6 5 8 Inch hard adapter Designed for use with Sierra Flame Boston fireplaces Specifications Inner Diameter: 4 Outer Diameter: 6 Clearance to Combustibles: 3 Inches *Venting Requirements: This unit requires venting pipe with an inner diameter of 4 Inches. Please see the